DEBIAN-CVE-2026-23099

In the Linux kernel, the following vulnerability has been resolved:  bonding: limit BONDMODE8023AD to Ethernet devices  BONDMODE8023AD makes sense for ARPHRDETHER only.  syzbot reported:   BUG: KASAN: global-out-of-bounds in hwaddrcreate net/core/devaddrlists.c:63 [inline]  BUG: KASAN: global-out-of-bounds in hwaddraddex+0x25d/0x760 net/core/devaddrlists.c:118 Read of size 16 at addr ffffffff8bf94040 by task syz.1.3580/19497  CPU: 1 UID: 0 PID: 19497 Comm: syz.1.3580 Tainted: G             L      syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Call Trace:  <TASK>   dumpstacklvl+0xe8/0x150 lib/dumpstack.c:120   printaddressdescription mm/kasan/report.c:378 [inline]   printreport+0xca/0x240 mm/kasan/report.c:482   kasanreport+0x118/0x150 mm/kasan/report.c:595  checkregioninline mm/kasan/generic.c:-1 [inline]   kasancheckrange+0x2b0/0x2c0 mm/kasan/generic.c:200   asanmemcpy+0x29/0x70 mm/kasan/shadow.c:105   hwaddrcreate net/core/devaddrlists.c:63 [inline]   hwaddraddex+0x25d/0x760 net/core/devaddrlists.c:118   devmcadd net/core/devaddrlists.c:868 [inline]   devmcadd+0xa1/0x120 net/core/devaddrlists.c:886   bondenslave+0x2b8b/0x3ac0 drivers/net/bonding/bondmain.c:2180   dosetmaster+0x533/0x6d0 net/core/rtnetlink.c:2963   dosetlink+0xcf0/0x41c0 net/core/rtnetlink.c:3165   rtnlchangelink net/core/rtnetlink.c:3776 [inline]   rtnlnewlink net/core/rtnetlink.c:3935 [inline]   rtnlnewlink+0x161c/0x1c90 net/core/rtnetlink.c:4072   rtnetlinkrcvmsg+0x7cf/0xb70 net/core/rtnetlink.c:6958   netlinkrcvskb+0x208/0x470 net/netlink/afnetlink.c:2550   netlinkunicastkernel net/netlink/afnetlink.c:1318 [inline]   netlinkunicast+0x82f/0x9e0 net/netlink/afnetlink.c:1344   netlinksendmsg+0x805/0xb30 net/netlink/afnetlink.c:1894   socksendmsgnosec net/socket.c:727 [inline]   socksendmsg+0x21c/0x270 net/socket.c:742   syssendmsg+0x505/0x820 net/socket.c:2592   syssendmsg+0x21f/0x2a0 net/socket.c:2646   syssendmsg+0x164/0x220 net/socket.c:2678   dosyscall32irqson arch/x86/entry/syscall32.c:83 [inline]   dofastsyscall32+0x1dc/0x560 arch/x86/entry/syscall32.c:307   dofastsyscall32+0x34/0x80 arch/x86/entry/syscall32.c:332  entrySYSENTERcompatafterhwframe+0x84/0x8e  </TASK>  The buggy address belongs to the variable:  lacpdumcast_addr+0x0/0x40